I have a question on what the abbreviations mean from the Singer site.
These were copied from the site as examples.
I understand that K stands for hand-crank.
F-
3516740
3517039
15K C.S.
300
January-June
1913
C.S.
What does the C.S. stand for after 15K C.S. ?
F-
4938145
4938154
23- Cloth.
10
January-June
1914
CLOTH
And sometimes after the year it will state "cloth". What does that mean?
F-
5038605
5078604
66K
40000
January-June
1914
R
And, what does the R stand for?
Thank you.